CVE-2021-33525 : What You Need to Know
Discover the impact of CVE-2021-33525, a remote command execution vulnerability in EyesOfNetwork eonweb up to version 5.3-11. Learn about the affected systems, exploitation, and mitigation steps.
EyesOfNetwork eonweb through 5.3-11 allows Remote Command Execution (by authenticated users) via shell metacharacters in the nagios_path parameter to lilac/export.php, as demonstrated by %26%26+curl to insert an "&& curl" substring for the shell.
Understanding CVE-2021-33525
This CVE involves a vulnerability in EyesOfNetwork eonweb that enables authenticated users to execute remote commands through a specific parameter.
What is CVE-2021-33525?
The CVE-2021-33525 vulnerability in EyesOfNetwork eonweb up to version 5.3-11 permits authenticated users to execute remote commands by utilizing shell metacharacters in a particular parameter.
The Impact of CVE-2021-33525
The impact of this CVE is severe as it allows malicious authenticated users to execute arbitrary commands on the system, leading to potential unauthorized access and data manipulation.
Technical Details of CVE-2021-33525
This section will address the specifics of the vulnerability, including the description, affected systems and versions, and the exploitation mechanism.
Vulnerability Description
The vulnerability enables authenticated users to perform remote command execution by inserting shell metacharacters in the nagios_path parameter to lilac/export.php.
Affected Systems and Versions
EyesOfNetwork eonweb versions up to 5.3-11 are impacted by this vulnerability.
Exploitation Mechanism
Malicious authenticated users can exploit this vulnerability by utilizing specific shell metacharacters in the nagios_path parameter to execute unauthorized commands.
Mitigation and Prevention
In this section, we will explore the immediate steps to take, long-term security practices, and the importance of patching and updates.
Immediate Steps to Take
Users are advised to restrict access, monitor system activities, and apply security patches promptly to mitigate the risk of exploitation.
Long-Term Security Practices
Implementing strong authentication mechanisms, regular security audits, and user training on safe practices can enhance long-term security posture.
Patching and Updates
Vendor-provided patches should be applied as soon as they are available to address the vulnerability and prevent potential exploitation.